Nick Greene is Editor-at-Large for MentalFloss.com. He has written about trying to ride the entire New York Subway system in one day, surviving the apocalypse without a spare set of contact lenses, and whether or not Elvis was actually any good at karate. Originally from Chicago, he currently lives in Brooklyn. View the discussion thread.
Ammonia (in Cigs). Ammonia is one of the many chemicals present in cigarettes. Ammonia is a chemical compound formed from the elements nitrogen and hydrogen. It has chemical formula: NH 3. At room temperature and pressure ammonia is a gas. It is toxic (poisonous), and corrosive to some materials, and has a strong and distinctive smell.
This smoke, which does not pass through a filter, is burdened with twice the tar and nicotine, 50 times the ammonia and substantially more cancer-causing substances, like nitrosamines, than mainstream smoke.